Today's Smalltalk 4 You goes through deleting objects using Glorp - which requires us to specify a primary key in our table mapping. The initial setup used is described here. If you have trouble viewing it here in the browser, you can also navigate directly to YouTube. To watch now, click on the image below:

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Today we'll look at how to wrap statements that will change a database in a transaction using GLORP. As the example, we'll revisit deleting. Recall that the following code implicitly wraps the #delete: in a commit: